/**
 * Perçages par pièce pour exports CNC (.nc) et MPR (HOMAC/Woodwop XML-like).
 * Même jeu de coordonnées que la vue liste / G-code commentaires : origine bas-gauche, X/Y en mm.
 */

import {
  buildTopBottomPlanHoleSpecsMm,
  buildVerticalPanelIxconnectFaceHoleSpecsMm,
  buildShelfMobileHoleSpecsMm,
  buildFinishHabillageHoleSpecsMm,
  buildDoorHingeCupHoleSpecsMm,
  buildDrawerReinforcementHoleSpecsMm,
  buildDrawerRenfortPanelIxconnectSpecsMm
} from '../../shared/cncPanelHoles.js';

export function collectHoleSpecsForPiece(piece, widthMm, heightMm, partIndex = 0) {
  const specs = [];

  function pushHole(params) {
    specs.push(params);
  }

  const m = piece?.machining || {};
  const thicknessMm = Math.max(1, Number(piece?.thicknessMm) || 19);
  const clampX = (v) => Math.max(0, Math.min(widthMm, Number(v) || 0));
  const clampY = (v) => Math.max(0, Math.min(heightMm, Number(v) || 0));

  if (m.system32?.positions?.length) {
    const frontX = clampX(37);
    const backX = clampX(widthMm - 37);
    const d = Number(m.system32.holeDiameter || 5);
    const z = Number(m.system32.holeDepth || piece.thicknessMm || 12);
    const throughHole = Boolean(m.system32.throughHole);
    for (const pos of m.system32.positions) {
      const y = clampY(pos);
      pushHole({
        xMm: frontX,
        yMm: y,
        diameterMm: d,
        depthMm: z,
        type: 'system32',
        face: 'face',
        toolMode: throughHole ? 'through' : 'blind'
      });
      pushHole({
        xMm: backX,
        yMm: y,
        diameterMm: d,
        depthMm: z,
        type: 'system32',
        face: 'face',
        toolMode: throughHole ? 'through' : 'blind'
      });
    }
  }

  if (['dessus', 'fond'].includes(piece.elementType || '')) {
    for (const spec of buildTopBottomPlanHoleSpecsMm(piece, widthMm, heightMm)) {
      pushHole({ ...spec, toolMode: spec.face === 'end' ? 'edge' : 'blind' });
    }
  }

  if (['cotes', 'panneauxInterieurs'].includes(piece.elementType || '')) {
    for (const spec of buildVerticalPanelIxconnectFaceHoleSpecsMm(piece, widthMm, heightMm)) {
      pushHole({ ...spec, toolMode: spec.face === 'end' ? 'edge' : 'blind' });
    }
    for (const spec of buildDrawerRenfortPanelIxconnectSpecsMm(piece, widthMm, heightMm, partIndex)) {
      pushHole({ ...spec, toolMode: spec.face === 'end' ? 'edge' : 'blind' });
    }
  }

  if (['cotes', 'habillageFinitionGauche', 'habillageFinitionDroite', 'habillageFinitionDessus'].includes(piece.elementType || '')) {
    for (const spec of buildFinishHabillageHoleSpecsMm(piece, widthMm, heightMm)) {
      pushHole({ ...spec, toolMode: 'blind' });
    }
  }

  if (piece.elementType === 'etageres' || piece.elementType === 'rayonFixe') {
    for (const spec of buildShelfMobileHoleSpecsMm(piece, widthMm, heightMm)) {
      pushHole({ ...spec, toolMode: spec.face === 'end' ? 'edge' : 'blind' });
    }
  }

  if (piece.elementType === 'renfortsTiroir') {
    for (const spec of buildDrawerReinforcementHoleSpecsMm(piece, widthMm, heightMm)) {
      pushHole({ ...spec, toolMode: 'blind' });
    }
  }

  if (piece.elementType === 'portes') {
    for (const spec of buildDoorHingeCupHoleSpecsMm(piece, widthMm, heightMm)) {
      pushHole({ ...spec, toolMode: 'blind', face: 'face' });
    }
  }

  if (m.reinforcementFixing) {
    const rf = m.reinforcementFixing;
    const dIx = Number(rf.edgeHole?.diameter || 8);
    const dT = Number(rf.tourillonDiameter || 8);
    const zIx = Number(rf.edgeHole?.depth || 45);
    const zT = Number(piece.thicknessMm || 16);
    const yFromTop = (mm) => clampY(heightMm - Number(mm));

    for (const end of ['left', 'right']) {
      const xEnd = end === 'left' ? 0 : widthMm;
      if (Number.isFinite(Number(rf.ixconnectAxisFromTopMm))) {
        pushHole({
          xMm: clampX(xEnd),
          yMm: yFromTop(rf.ixconnectAxisFromTopMm),
          diameterMm: dIx,
          depthMm: zIx,
          type: 'ixconnect',
          face: 'end',
          end,
          toolMode: 'edge'
        });
      }
      for (const a of rf.tourillonAxesFromTopMm || []) {
        pushHole({
          xMm: clampX(xEnd),
          yMm: yFromTop(a),
          diameterMm: dT,
          depthMm: zT,
          type: 'tourillon',
          face: 'end',
          end,
          toolMode: 'edge'
        });
      }
    }
  }

  return { specs, thicknessMm };
}